package java2;

import java.util.Scanner;

public class T1 {

	public static void main(String[] args) {
		Scanner sc=new Scanner(System.in);
		while(sc.hasNextInt()){
			switch(getGrade(sc.nextInt())){
			case A:System.out.println("Excellent");printGradeInfo(Grade.A);break;
			case B:System.out.println("Good");printGradeInfo(Grade.B);break;
			case C:System.out.println("Average");printGradeInfo(Grade.C);break;
			case D:System.out.println("Fair");printGradeInfo(Grade.D);break;
			case E:System.out.println("Poor");printGradeInfo(Grade.E);break;
			}
		}

	}
	public enum Grade{
        A, B, C, D,E;    
    }
	public static Grade getGrade(int score){
		if(score>=90&&score<=100) return Grade.A; 
		else if(score>=80&&score<90) return Grade.B;
		else if(score>=70&&score<80) return Grade.C;
		else if(score>=60&&score<70) return Grade.D;
		else return Grade.E;
	}
	public static void printGradeInfo(Grade grade){
	       System.out.println("class name=class Grade");
	       System.out.println("grade value="+grade);
	}
}


